| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2013 | 19.29 | 19.42 | 19.19 | 19.26 | 2,950,198 | +0.06(+0.31%) |
| Feb 27, 2013 | 18.74 | 19.32 | 18.73 | 19.20 | 4,056,253 | +0.48(+2.56%) |
| Feb 26, 2013 | 18.19 | 18.81 | 17.98 | 18.72 | 6,841,048 | +0.71(+3.94%) |
| Feb 25, 2013 | 19.03 | 19.18 | 17.98 | 18.01 | 5,852,790 | -0.91(-4.81%) |
| Feb 22, 2013 | 18.76 | 19.03 | 18.75 | 18.92 | 3,710,747 | +0.28(+1.50%) |
| Feb 21, 2013 | 18.63 | 18.76 | 18.41 | 18.64 | 7,450,878 | -0.09(-0.48%) |
| Feb 20, 2013 | 19.88 | 19.89 | 18.64 | 18.73 | 8,109,855 | -1.25(-6.26%) |
| Feb 19, 2013 | 20.04 | 20.13 | 19.75 | 19.98 | 6,407,770 | -0.02(-0.10%) |
| Feb 15, 2013 | 20.22 | 20.25 | 19.94 | 20.00 | 4,604,123 | -0.11(-0.55%) |
| Feb 14, 2013 | 20.45 | 20.45 | 20.08 | 20.11 | 5,630,945 | -0.25(-1.23%) |
| Feb 13, 2013 | 20.10 | 20.70 | 20.08 | 20.36 | 8,811,253 | +0.35(+1.75%) |
| Feb 12, 2013 | 19.30 | 20.43 | 19.04 | 20.01 | 23,556,999 | +2.22(+12.48%) |
| Feb 11, 2013 | 17.79 | 17.95 | 17.66 | 17.79 | 4,466,168 | +0.00(+0.00%) |
| Feb 08, 2013 | 17.88 | 17.94 | 17.66 | 17.79 | 2,785,929 | -0.07(-0.39%) |
| Feb 07, 2013 | 18.26 | 18.27 | 17.78 | 17.86 | 4,050,463 | -0.42(-2.30%) |
| Feb 06, 2013 | 18.24 | 18.38 | 18.17 | 18.28 | 3,336,731 | +0.01(+0.05%) |
| Feb 04, 2013 | 18.36 | 18.55 | 18.16 | 18.27 | 4,084,780 | -0.28(-1.51%) |
| Feb 01, 2013 | 18.63 | 18.82 | 18.45 | 18.55 | 4,426,306 | +0.16(+0.87%) |
| Jan 31, 2013 | 18.11 | 18.42 | 17.91 | 18.39 | 4,322,387 | +0.17(+0.93%) |
| Jan 30, 2013 | 18.32 | 18.64 | 18.16 | 18.22 | 3,931,905 | -0.06(-0.33%) |
| Jan 29, 2013 | 18.12 | 18.33 | 18.08 | 18.28 | 2,818,554 | +0.15(+0.83%) |
| Jan 28, 2013 | 18.39 | 18.49 | 18.00 | 18.13 | 4,372,872 | -0.23(-1.25%) |
| Jan 25, 2013 | 17.81 | 18.41 | 17.75 | 18.36 | 6,701,963 | +0.63(+3.55%) |
| Jan 24, 2013 | 17.61 | 17.85 | 17.59 | 17.73 | 3,458,533 | +0.12(+0.68%) |
| Jan 23, 2013 | 17.55 | 17.68 | 17.43 | 17.61 | 3,920,298 | +0.00(+0.00%) |
| Jan 22, 2013 | 17.75 | 17.84 | 17.50 | 17.61 | 3,837,533 | -0.17(-0.96%) |
| Jan 18, 2013 | 17.72 | 17.90 | 17.59 | 17.78 | 4,485,055 | +0.28(+1.60%) |
| Jan 17, 2013 | 17.48 | 17.59 | 17.41 | 17.50 | 4,870,901 | +0.13(+0.75%) |
| Jan 16, 2013 | 17.38 | 17.50 | 17.20 | 17.37 | 4,136,287 | -0.09(-0.52%) |
| Jan 15, 2013 | 17.42 | 17.62 | 17.38 | 17.46 | 3,618,524 | -0.04(-0.23%) |
| Jan 14, 2013 | 17.67 | 17.71 | 17.43 | 17.50 | 2,878,936 | -0.19(-1.07%) |
| Jan 12, 2013 | 18.10 | 18.14 | 17.64 | 17.69 | 4,445,362 | +0.00(+0.00%) |
| Jan 11, 2013 | 18.10 | 18.14 | 17.64 | 17.69 | 4,445,362 | +0.22(+1.26%) |
| Jan 10, 2013 | 17.58 | 17.59 | 17.28 | 17.47 | 3,197,331 | +0.04(+0.23%) |
| Jan 09, 2013 | 17.29 | 17.76 | 17.28 | 17.43 | 2,971,223 | +0.20(+1.16%) |
| Jan 08, 2013 | 17.19 | 17.38 | 17.12 | 17.23 | 3,066,229 | -0.02(-0.12%) |
| Jan 07, 2013 | 17.30 | 17.46 | 17.12 | 17.25 | 2,945,300 | -0.22(-1.26%) |
| Jan 04, 2013 | 17.35 | 17.55 | 17.30 | 17.47 | 3,538,086 | +0.17(+0.98%) |
| Jan 03, 2013 | 17.11 | 17.49 | 16.91 | 17.30 | 3,327,426 | +0.23(+1.35%) |
| Jan 02, 2013 | 17.49 | 17.49 | 16.66 | 17.07 | 7,094,804 | +0.41(+2.46%) |
| Dec 31, 2012 | 16.02 | 16.80 | 15.85 | 16.66 | 4,423,654 | +0.62(+3.87%) |
| Dec 28, 2012 | 16.08 | 16.26 | 15.94 | 16.04 | 2,998,003 | -0.25(-1.53%) |
| Dec 27, 2012 | 16.26 | 16.38 | 15.93 | 16.29 | 2,314,864 | +0.04(+0.25%) |
| Dec 26, 2012 | 16.52 | 16.58 | 16.22 | 16.25 | 2,109,543 | -0.24(-1.46%) |
| Dec 24, 2012 | 16.28 | 16.56 | 16.25 | 16.49 | 1,090,278 | +0.22(+1.35%) |
| Dec 21, 2012 | 16.41 | 16.50 | 15.92 | 16.27 | 9,371,914 | -0.38(-2.28%) |
| Dec 20, 2012 | 16.33 | 16.65 | 16.14 | 16.65 | 3,507,452 | +0.30(+1.83%) |
| Dec 19, 2012 | 16.70 | 16.72 | 16.34 | 16.35 | 4,179,293 | -0.35(-2.10%) |
| Dec 18, 2012 | 16.45 | 16.74 | 16.37 | 16.70 | 4,139,206 | +0.31(+1.89%) |
| Dec 17, 2012 | 16.23 | 16.46 | 16.16 | 16.39 | 3,496,422 | +0.27(+1.67%) |
| Dec 14, 2012 | 15.94 | 16.35 | 15.92 | 16.12 | 2,492,691 | -0.04(-0.25%) |
| Dec 13, 2012 | 16.21 | 16.56 | 16.01 | 16.16 | 3,000,382 | -0.10(-0.62%) |
| Dec 12, 2012 | 15.82 | 16.38 | 15.75 | 16.26 | 4,386,342 | +0.54(+3.44%) |
| Dec 11, 2012 | 16.01 | 16.08 | 15.64 | 15.72 | 3,142,190 | -0.15(-0.95%) |
| Dec 10, 2012 | 15.97 | 15.99 | 15.80 | 15.87 | 2,737,089 | -0.12(-0.75%) |
| Dec 07, 2012 | 15.93 | 16.13 | 15.82 | 15.99 | 2,759,333 | +0.21(+1.33%) |
| Dec 06, 2012 | 16.20 | 16.26 | 15.68 | 15.78 | 5,544,782 | -0.43(-2.65%) |
| Dec 05, 2012 | 16.67 | 16.71 | 15.94 | 16.21 | 5,407,212 | -0.37(-2.23%) |